At night we walk in circles and are consumed by fire
GappyNotes on the craft of risk management and investing. If possible quantitative, if necessary qualitative.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 12 | Subscribers | Read | byfire.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
Reading Peter Muller
The year 2001 saw the birth of Quantitative Finance, a journal at the boundary between academia and practice. The lead paper in the very first issue was an “opinion paper” by a practitioner: “Proprietary Trading: Truth and Fiction.” It was ...
Oblique Strategies
I remember the first time I heard about LLMs. It was the post “GPT-2 As a Step Toward General Intelligence” by Scott Alexander, in February 2019. That model can now be reproduced from scratch in 20 minutes. Like many non-specialists, I didn...
2025 Buy-Side Quant Job Advice
Preamble: I get a regular inflow of 2–3 emails per week from young-ish people asking for career advice (or, more nakedly, for a job). I ask them: have you read my short document on career advice, which I have posted everywhere? Nine out of ...
On Timing Strategies
Dear portfolio manager: how many times have you received an email containing a sell-side research report highlighting the risk of a momentum crash? How many times have you read about factor seasonality? Or perhaps it is that month of the ye...
Authors
The writers behind this newsletter.
Hedge fund quantitative research. Previously, applied mathematician. Previously, physicist. Substack at https://byfire.substack.com/
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